Seiko KINETIC 7L22A Parts Catalogue /Technical Manual
Seiko KINETIC 7L22A Parts Catalogue /Technical Manual

Seiko KINETIC 7L22A Parts Catalogue /Technical Manual

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PARTS CATALOGUE / TECHNICAL GUIDE
[SPECIFICATIONS]
Item
Movement
Outside diameter
Movement
Casing diameter
size
Time indication
( Movement intervals)
Driving system
Additional mechanism
Loss/gain
Regulation system
Measuring gate by quartz tester
Power generator
Power
Supply
KINETIC E.S.U
Operating voltage range
Duration of operation
Jewels
Cal. 7L22A
Cal. No.
Height
Main time : Hour, minute and small second hands ( 1second)
Stopwatch : Stopwatch minute and 1/5 second hands (0.2 second)
• Electronic circuit reset switch
• Train wheel setting device
• Date calendar
• Instant setting device for day
calendar
• Stopwatch function
45 minutes measurement in 1/5 second increments
Accumulated elapsed time measurement
Heartcam fly-back Reset
Monthly rate within normal temperature range: less than 15 seconds
Step motor, 2 pieces (Load compensated driving pulse type)
10-second gate
Automatic generating system
Titaniume lithium ion rechargeable battery
0.45 ~ 2.5 V
From full charge to stoppage : Approximately 5 months
7L22A
ø32.0 mm
ø30.0 mm
6.4 mm
• Automatic generating system
• Energy depletion forewarning
function
• Overcharge prevention
function
Nil
8 jewels
(x 1.0)
1

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Summary of Contents for Seiko KINETIC 7L22A

  • Page 1 PARTS CATALOGUE / TECHNICAL GUIDE Cal. 7L22A [SPECIFICATIONS] Cal. No. 7L22A Item Movement (x 1.0) Outside diameter ø32.0 mm Movement Casing diameter ø30.0 mm size Height 6.4 mm Main time : Hour, minute and small second hands ( 1second) Time indication Stopwatch : Stopwatch minute and 1/5 second hands (0.2 second) ( Movement intervals) Driving system...
  • Page 2 BEFORE STARTING REPAIR WORK ON 7L22A Before starting repairs, read this manual carefully to understand the features of this watch and strictly observe the instructions regarding how to perform repairs and checks in order to ensure appropriate work is carried out. Features of Cal.
  • Page 3 Moebius A Moebius F Large quantity SEIKO Watch Oil S-6 Remarks When removing the movement from the case or releasing the setting stem during repairs, make sure that the crown is pushed in to the zero position (its original position) and then gently push down on the setting lever to remove the movement from the setting stem.
  • Page 4 PARTS CATALOGUE Cal. 7L22A Pin for date dial guard 0027 973 (2 pcs.) Date dial guard 0808 508 Date corrector setting wheel 0737 500 Date driving wheel 0802 502 Date jumper 0810 701 Date dial (0878 A38) Dial washer 0491 735 Hour wheel 0271 514 Anti magnetic shield plate...
  • Page 5 Cal. 7L22A PARTS CATALOGUE Rechargeable battery clamp screw 0022 247 (2 pcs.) Rechargeable battery clamp 4225 529 Insulator for rechargeable battery 4216 519 Rechargeable battery unit 3023 24T Oscillating weight bridge screw 0022 247 (2pcs.) Oscillating weight bridge 0198 501 Intermediate wheel for generating rotor 1002 660 Generating rotor...
  • Page 6 PARTS CATALOGUE Cal. 7L22A Hammer guard screw 0022 247 Hammer guard 0839 503 Generating lead board 4200 515 Generating lead contact spring 4281 505 (4 pcs.) Generating coil block 4002 514 Generating stator 4239 519 Rechargeable battery connection (+) spacer 4408 531 Rechargeable battery connection (+)
  • Page 7 Cal. 7L22A PARTS CATALOGUE Circuit block plate 4050 500 Chronograph wheel setting lever 0391 502 Coil block guard screw 0022 247 (2pcs.) Coil block guard 0839 501 Circuit block 4000 563 Minute counting wheel 0902 700 Minute counting wheel washer 0491 501 Second counting wheel 0888 700...
  • Page 8 PARTS CATALOGUE Cal. 7L22A Pin for train wheel bridge 0027 974 Train wheel bridge 0125 504 1st intermediate wheel for second-counting 0885 701 2nd intermediate wheel for second-counting 0817 505 3rd intermediate wheel for second-counting 2nd intermediate wheel 0701 904 for minute-counting 0231 904 1st intermediate wheel...
  • Page 9 Cal. 7L22A PARTS CATALOGUE Train wheel setting lever 0391 501 Small second wheel 0240 500 3rd intermediate wheel for fourth wheel & pinion 0817 505 2nd intermediate wheel for fourth wheel & pinion 0817 505 1st intermediate wheel for fourth wheel & pinion 0817 505 Fifth wheel &...
  • Page 10 PARTS CATALOGUE Cal. 7L22A Setting wheel 0281 904 3rd intermediate wheel for minute wheel 0766 501 2nd intermediate wheel for minute wheel 0766 501 1st intermediate wheel for minute wheel 0766 501 Minute wheel 0261 904 Center wheel & pinion 0221 563 Please see the remarks on the following pages.
  • Page 11 Cal. 7L22A PARTS CATALOGUE Chronograph coil block screw 0022 247 Coil block for chronograph 4002 923 Stator for chronograph 4239 902 Coil block screw 0022 247 Coil block 4002 923 Stator 4239 507 Setting lever 0383 891 Yoke 0384 890 Clutch wheel 0282 890 1st intermediate wheel...
  • Page 12 0351 892 The type of date dial and setting stem are determined based on the case design. Check the case number and refer to “SEIKO Casing Parts Catalogue” to choose the appropriate ones. Pin for date dial guard 0027 973 Pin for train wheel bridge 0027 974 For distinction between those pins, see the illustration below.
  • Page 13 Cal. 7L22 INSTRUCTIONS BEDIENUNGSANLEITUNG (S. 16) INSTRUCTIONS ISTRUZIONI INSTRUCCIONES INSTRUÇÕES 用法説明 (83 頁)
  • Page 14 Tenere poi il manuale a portata di mano, per ogni eventuale futura, ulteriore consultazione. ® Usted es ahora un orgulloso propietario de un Reloj SEIKO KINETIC Cal. 7L22. Para los mejores resultados, por favor lea las instruciones de este librito cuidadosamente antes de utilizar su Reloj ®...
  • Page 15: Table Of Contents

    CONTENTS Page FEATURES ........................HOW TO CHARGE AND START THE WATCH ............POWER RESERVE IN YOUR SEIKO KINETIC WATCH ..........REMARKS ON THE KINETIC E.S.U................ENERGY DEPLETION FOREWARNING FUNCTION ........... TIME/CALENDAR SETTING ..................FOR MODELS WITH SCREW LOCK TYPE CROWN ..........
  • Page 16: Features

    FEATURES SEIKO KINETIC Cal. 7L22 is an analogue quartz watch equipped with an Automatic Generating System developed by SEIKO. It generates the electric energy to power the watch, utilizing the movement of the arm, and stores it in the KINETIC ELECTRICITY STORAGE UNIT (KINETIC E.S.U.), which requires no periodical replacement unlike...
  • Page 17: Power Reserve In Your Seiko Kinetic Watch

    POWER RESERVE IN YOUR SEIKO KINETIC WATCH The electric energy generated while the watch is worn on your wrist is stored in the KINETIC ELECTRICITY STORAGE UNIT (KINETIC E.S.U.). It is a power source completely different from conventional batteries for watches, and therefore, does not require any periodical replacement.
  • Page 18: Remarks On The Kinetic E.s.u

    REMARKS ON THE KINETIC E.S.U. Do not pull the crown out to the second click with the intention of stopping the second hand just to save energy. By doing so, a large amount of current flows through the built-in IC. Therefore, pulling out the crown to the second click will not save energy but, in fact, consume more energy than usual.
  • Page 19: Time/Calendar Setting

    TIME/CALENDAR SETTING Second hand 1. Pull out the crown to the first click and turn it counterclockwise to set the previous day’s date. 2. Pull out the crown to the second click when the second hand is at the 12 o’clock position, and advance the hands by turning the crown counterclockwise to set the desired date.
  • Page 20: Stopwatch

    STOPWATCH The stopwatch can measure up to 45 minutes in 1/5 second increments. The measured time is indicated by two STOPWATCH hands that move independently of the hands for time indication. After 48 minutes, the stopwatch will stop automatically. TIPS ON READING THE HANDS The STOPWATCH second hand turns a full circle in 60 seconds.
  • Page 21 Ex. ) 9 minutes 58 seconds Be careful not to misread 9 minutes 58 seconds as 10 minutes 58 seconds even if the STOPWATCH minute hand is close to the 10 minutes position. STOPWATCH second hand reading: STOPWATCH minute hand reading: The STOPWATCH second hand almost The STOPWATCH minute hand almost points to “58”.
  • Page 22 STOPWATCH OPERATION Before using the stopwatch, be sure to reset the STOPWATCH hands to “0” position. 1) Check that the watch is operating normally. * If the watch has stopped completely or if the second hand is moving at two-second intervals, charge the watch sufficiently.
  • Page 23: Tachymeter

    TACHYMETER (for models with tachymeter scale) To measure the hourly average speed of a vehicle U s e t h e s t o p w a t c h t o Ex. 1 d e t e r m i n e h o w m a n y seconds it takes to go 1 km or STOPWATCH 1 mile.
  • Page 24 To measure the hourly rate of operation Ex. 1 U s e t h e s t o p w a t c h t o measure the time required to complete 1 job. STOPWATCH second hand: Tachymeter scale indicated 20 seconds by STOPWATCH second hand gives the average...
  • Page 25: Notes For Using The Watch

    Wear the watch daily for at least 10 hours. Even if the watch is worn on your arm, it will not be charged while your arm is not in motion. POWER RESERVE IN YOUR SEIKO KINETIC WATCH Precaution on see-through case-back models:...
  • Page 26 TIME/CALENDAR SETTING Do not set the date between 9:00 p.m. and 1:00 a.m. Otherwise, it may not change properly. If it is necessary to set the date during that time period, pull out the crown to the second click and turn it counterclockwise to advance the time ahead of 1:00 a.m., and push the crown to the first click to set the date and then reset the correct time.
  • Page 27: Specifications

    SPECIFICATIONS Frequency of crystal oscillator ......32,768 Hz (Hz = Hertz … Cycles per second) Loss/gain (monthly rate) ........Less than 15 seconds (worn on the wrist at normal temperature range 5° C ~ 35° C) (41° F ~ 95° F) Operational temperature range ......

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